Open or closed? because if it's closed then the the answer is D
Answer:

Step-by-step explanation:
<u>Step 1: Distribute</u>




Answer: 
Answer:
In graph
Step-by-step explanation:
First put it in Slope -Intercept form.
then graph the y- intercept first.
After that it's rise over run so think 1/1
up 1 over one.
X=21
If the triangle are similar then you can divide.
75 divided by 25 is 3
72 divided by 21 is 3
so that means if you take 7 times 3 you will get 21
10 because you have to divide them
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